Handwheel Ø 280 mm, DIN 950 A4, grey cast iron EN-GJL-200, rim turned and polished, hub surface machined, no thread for ball handle, 5 spokes, bore ISO H7, no keyway, radial runout error and axial runout error of rim < 0,4.
Sizes according to drawing.
d1: 280/ d2: 24/ d3: 50/ b: 26/ I1: 30/ I2: 53